Home / 265,315.38-366,131.79-144,455.28

Finding the Fourth Proportional to 265,315.38, 366,131.79 and 144,455.28

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Solution

The fourth proportional to 265,315.38, 366,131.79 and 144,455.28 is: 199,346.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    265,315.38 : 366,131.79 = 144,455.28 : x
  2. Step 2: Convert to fraction form
    265,315.38/366,131.79 = 144,455.28/x
  3. Step 3: Cross multiply
    265,315.38x = 366,131.79 × 144,455.28
  4. Step 4: Simplify right side
    265,315.38x = 52,889,670,241.35
  5. Step 5: Solve for x
    x = 52,889,670,241.35/265,315.38
  6. Step 6: Final answer
    x = 199,346.42

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.